Please note that you might get red or yellow emitters, but both are 1/2 Gph.
Where customized emitter spacing is needed. Inline emitter with two 1/4" barbed ends which can be installed along 1/4" poly tubing. Distances between emitters may be customized to meet whatever needs you have including watering planter boxes, pots or massed shrubs. Available for 0.5 or 1.0 gph which operate at pressures between 10 and 25 psi and are color coded for easy identification. To isolate certain pots or to adjust the discharge rate, install a 1/4" in-line valve. (Ship wt 0.1 lb)